/Engine/Plugins/Experimental/TetMeshing/Source/TetMeshing/Public/Generate/IsosurfaceStuffing.h
Return a unique ID for the BCC edge connecting A to B (note: assumes A,B are connected in the BCC lattice)
static int64 GetEdgeID ( [FGridPt](API\Plugins\TetMeshing\Generate\TIsosurfaceStuffing\FGridPt) A, [FGridPt](API\Plugins\TetMeshing\Generate\TIsosurfaceStuffing\FGridPt) B )